I wish that Twitter - or some other social network - would experiment with the type of moderation seen on HN. Some would maybe call it heavy handed but I think of HN as a place that is mercifully relatively free of trolling, outrage culture, political bullshit and other toxic behaviors. In my experience there's no place like HN on the internet, and that's due I suspect to having a highly professional moderator (@dang…
People get accounts banned every day here. Moderation on HN is imo heavier than it is on twitter. Topics and discussion are heavily controlled and removed if they become at all sensitive or aggressive. You can't call people names or make crass offtopic jokes (like people on twitter do constantly).
Moderation is quick and personal, but that doesn't scale to a site with the volume of twitter.